The art of incubation and brooding; . THE EUREKA BROODER. heat currents away from and over the heater,instead of into it, and drawing cold air into theheater; and when the temperature in the eggchamber starts to fall below 1020 it cuts offthe cold air and turns the currents of hotair into the heat reservoir again, thus makinga commutual or reciprocal action between themechanism of the egg chamber and that of theheater, by means of which the temperature is kept85 ^^^^^^^^^^(^^^^^^^^^^^(^^^^^^e^^^^^^^^^^^^e^^w ^jfja^^ssjac^ai^Bg^g^B^ag^iS^ac^s^acfss^js^^^l. .j_. pfe -J. .jy -r- -fc4*-r-1 •£- •I-
The art of incubation and brooding; . THE EUREKA BROODER. heat currents away from and over the heater,instead of into it, and drawing cold air into theheater; and when the temperature in the eggchamber starts to fall below 1020 it cuts offthe cold air and turns the currents of hotair into the heat reservoir again, thus makinga commutual or reciprocal action between themechanism of the egg chamber and that of theheater, by means of which the temperature is kept85 ^^^^^^^^^^(^^^^^^^^^^^(^^^^^^e^^^^^^^^^^^^e^^w ^jfja^^ssjac^ai^Bg^g^B^ag^iS^ac^s^acfss^js^^^l. .j_. pfe -J. .jy -r- -fc4*-r-1 •£- •I-1 ^Jss^s^sjp^ss^^s^sjssjss^s^^ absolutely under control. The ventilation is fromthe bottom, fresh air being diffused and escapingautomatically through a minute tube in the top,without perceptible draught, and unaltered by theaction of the regulator. Moisture is also suppliedfrom below, at the time and in quantity suitable tothe location. Fig. i. The general exterior of hatcher, showing. Fig. simplicity hatcher. the position of lamps, the glass door and thedouble packed outside door. The rod on the rightshows the thermometer drawn out to observe thetemperature; when replaced, the bulb is in thecentre of the egg chamber and level with the 2. Is a view in perspective, showing thebody with top and outer walls ^^^(^^^^^^^<^^^^^^^»^^^^^<^eJs^^i^^^(^^^^e^«^i^«Jse^«^^s«Js^ ^4s&^<&^&&^&4»&&^&4^4s^^<&^^&& &<&&&&&&& ^^^^^^^^^ Fig. 3. Is a longitudinal section on the line XXof Fig. 4, showing the thermostat and its connec-tions.
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectincubat, bookyear1894
